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    <article class="article-card">
      <h2 class="article-head">
        <a href="/blog/2018/08/30/Python-3-列表/">Python-3-列表</a>
      </h2>
      <p class="article-date">2018年8月30日</p>
      
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          列表(list)
列表是一种无序的、可重复的数据序列，可以随时添加、删除其中的元素。列表页的每个元素都分配一个数字索引，从 0 开始列表使用方括号创建，使用逗号分隔元素列表元素值可以是任意类型，包括变量使用方括号对列表进行元素访问、切片、修改、删除等操作，开闭合区间为[)形式列表的元素访问可 ...
        
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        <a href="/blog/2018/08/30/Python-3-字符串/">Python-3-字符串</a>
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      <p class="article-date">2018年8月30日</p>
      
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          字符串(string)123456789单引号和双引号使用完全相同使用三引号(&apos;&apos;&apos;或&quot;&quot;&quot;)可以指定一个多行字符串转义符(反斜杠\)可以用来转义，使用r可以让反斜杠不发生转义，如r&quot;this is a line with ...
        
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        <a href="/blog/2018/08/30/python-3-函数/">python-3-函数</a>
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      <p class="article-date">2018年8月30日</p>
      
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          数学函数注：以下函数的使用，需先导入 math 包。

随机数函数注：以下函数的使用，需先导入 random 包。

三角函数注：以下函数的使用，需先导入 math 包。

数学常量

        
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        <a href="/blog/2018/08/30/Python-3-对象类型/">Python-3-对象类型</a>
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      <p class="article-date">2018年8月30日</p>
      
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          变量12345变量在使用前必须先”定义”（即赋予变量一个值），否则会报错：&gt;&gt;&gt; nameTraceback (most recent call last):  File &quot;&quot;, line 1, in NameError: name &apos;name ...
        
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        <a href="/blog/2018/08/30/Python-3-运算符/">Python-3-运算符</a>
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      <p class="article-date">2018年8月30日</p>
      
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          算术运算符


运算符
描述




+
加


-
减


*
乘


/
除


%
取模


//
取整除




比较运算符


运算符
描述




==
等于


!=
不等于


&gt;
大于


&lt;
小于


>=
大于等于


&lt;=
小于等于




赋值运算 ...
        
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        <a href="/blog/2018/08/30/Python-3-基础语法/">Python-3-基础语法</a>
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      <p class="article-date">2018年8月30日</p>
      
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          运行 Python1234567交互式解释器在命令行窗口执行python后，进入 Python 的交互式解释器。exit() 或 Ctrl + D 组合键退出交互式解释器。命令行脚本在命令行窗口执行python script-file.py，以执行 Python 脚本文件。指定解释器如果在  ...
        
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        <a href="/blog/2018/08/30/Python-3-含义和特点/">Python-3-含义和特点</a>
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      <p class="article-date">2018年8月30日</p>
      
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          简介Python 是一种高层次的结合了解释性、编译性、互动性和面向对象的脚本语言。Python 由 Guido van Rossum 于 1989 年底在荷兰国家数学和计算机科学研究所发明，第一个公开发行版发行于 1991 年。
特点
易于学习：Python 有相对较少的关键字，结构简单，和 ...
        
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        <a href="/blog/2018/08/29/markdown/">markdown</a>
      </h2>
      <p class="article-date">2018年8月29日</p>
      
      <div class="article-summary">
        
          Markdown
Sysadmin
网络基本功
title 1title 2title 3
list 1test
list 2
list 3




table header
center
right




first
china
￥



斜体粗体_粗体_
水平线

紧跟水平线自动纠正排 ...
        
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